PsmGoods Egtong Portable MultiPoint Wireless Bluetooth Handsfree Car Kit Sun Visor Clip in-Car w/ Cigarette Lighter (Black) A2DP(Advanced Audio Disturibution Profile) for transmitting music, pod casts and directions from a GPS app on your phone No installation required, Just attach it to the the sun visor using the magnetic clip Advanced Echo Cancellation and Noise Suppression through DPS The Speaker support ending a call, Rejecting a call, Automatic pairing, adjusting volume, and switching between answer private call and answer the call with the Speaker Rechargeable battery with charging option from car charger or USBcharger